Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Fluviphylacidae (American lampeyes)
Etymology: Fluviphylax: Latin, fluvius = river + Greek,phylax, -akos = guardian (Ref. 45335); rubens: Name 'rubens' from the present participate of verb 'rubeo', meaning 'becoming red (invariable)', in reference to the male colour pattern of unpaired fins, and to the typical red colour preferably used by Flemish painter Peter Paul rubens (1577-1640).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
South America: Colombia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 1.6 cm SL male/unsexed; (Ref. 138060)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 4 - 5; Anal soft rays: 7 - 8. This species is distinguished from its congeners by the following set of characters: dorsal fin 4 or 5; dissimilar colour pattern in male, made of rubens-red colour contrasted by black thin flames at all unpaired fins, except on tip of dorsal and caudal-fins and on base of anal-fin that remain hyaline; anal-fin rays usually 7 or 8; and anal-fin being short based, rounded and very deep, and by a very high D/A deviation ratio +9 to 11 (Ref. 138060).
Body shape (shape guide): elongated; Cross section: compressed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Huber, J.H., 2025. Short description of Fluviphylax rubens n. sp., a new so-called lampeye Cyprinodontiformes from Colombia with exceptionally few dorsal-fin rays. Cybium 48(4):327-331. (Ref. 138060)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
Special reports
Download XML
Internet sources